Droxidopa

Droxidopa

CAT N°: 23779
Price:

From 48.00 40.80

Droxidopa (L-DOPS) is a synthetic precursor and prodrug of the neurotransmitter norepinephrine.{40480} It is transformed into norepinephrine through the action of DOPA decarboxylase. L-DOPS increases norepinephrine levels in the rat heart following intraperitoneal administration and in the brain following intracerebroventricular administration at doses of 125 and 100 µg/animal, respectively. It increases arterial pressure and mesenteric arterial resistance in rats with ligated portal vein or biliary ducts when used at doses of 25-50 mg/kg.{40481} L-DOPS crosses the blood brain barrier, however, its effects can be blocked by the peripherally-restricted DOPA decarboxylase inhibitor carbidopa (Item No. 23783), indicating that the mechanism is peripheral.{40482,40481} Formulations containing droxidopa are used in the treatment of neurogenic orthostatic hypotension.

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